This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What conclusion is appropriate if a chi-square test produces a chi-square statistic near zero? A) ... (Read 86 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
on: Jun 20, 2018
What conclusion is appropriate if a chi-square test produces a chi-square statistic near zero?
 
  A) There is a good fit between the sample data and the null hypothesis.
  B) There is a large discrepancy between the sample data and the null hypothesis.
  C) All of the expected frequencies must also be close to zero.
  D) The researcher made a mistake because chi-square can never be close to zero.

Question 2

If a researcher is using a t statistic to test a null hypothesis about a population, what information is needed from the population to calculate the t statistic?
 
  A) You must know the population mean
  B) You must know the population variance or standard deviation
  C) You must know the population mean and the variance or standard deviation
  D) The t statistic does not require any information about the population


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

reversalruiz

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

D


Sportsfan2111

  • Member
  • Posts: 585
Reply 2 on: Jun 20, 2018
Gracias!

cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Weber test: Place the base of the tuning fork on top of the client’s head. Weber test: Place the base of the tuning fork on top of the client’s head.
A medical assistant performs a spirometry test using electronic health record software. A medical assistant performs a spirometry test using electronic health record software.
If necessary, connect a battery charger to the battery before starting the compression test. It is ... If necessary, connect a battery charger to the battery before starting the compression test. It is ...
Romberg test Romberg test
If the following ions Ca2+, Cl-, Na+ and CO32- are placed in a test tube, the precipitate ... If the following ions Ca2+, Cl-, Na+ and CO32- are placed in a test tube, the precipitate ...
Chi-Square Analysis of Mendel’s Trihybrid-Cross Data Chi-Square Analysis of Mendel’s Trihybrid-Cross Data
Video: X chromosome inactivation in calico cats

For a complete list of videos, visit our video library